package oopDay01;
//学生类
public class Student {
    //成员变量
    String name;
    int age;
    String address;
    void study(){
        System.out.println(name+"正在学习...");
    }
    void sayHi(){
        System.out.println("大家好,我叫"+name+"今天"+age+"岁了+家住"+address);
    }
}
